Pinch Strip System Inspection

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.

PINCH STRIP SIGNAL INSPECTION
1. Turn ignition switch OFF.
2. While operating the pinch strip, check voltage between back door control unit connector B55 terminals 19, 20 and ground.
  
  Fig 1: Back Door Control Unit Terminals 19, 20 And Ground Voltage Specification Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Switch is OK.
2. NG: GO TO 2.
Fig 2: Checking Voltage Between Back Door Control Unit Connector B55 Terminals 19, 20 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.
PINCH STRIP CIRCUIT INSPECTION
1. Disconnect pinch strip and back door control unit.
2. Check continuity between pinch strip connector D715 (RH), D517 (LH) terminal 1, 2 and back door control unit connector B55 terminal 5, 19 (RH), 20 (LH).
  1. 1 (BR/B)- 19 (BR/B): Continuity should exist.
  2. 1 (V/G) - 20 (V/G): Continuity should exist.
  3. 2 (B/P) - 5 (B/P): Continuity should exist.
  Fig 3: Checking Continuity Between Pinch Strip Connector D715, D517 Terminal 1, 2 And Back Door Control Unit Connector B55 Terminal 5, 19 And 20
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 3.
2. NG: Repair the harness between the pinch strip and the back door control unit.
PINCH STRIP GROUND INSPECTION
1. Connect back door control unit connector.
2. Check continuity between pinch strip connector terminal 2 and ground.
  1. 2 (B/P) - Ground: Continuity should exist.
OK or NG
1. OK: Replace the pinch strip.
2. NG: Repair or replace harness.
Fig 4: Checking Continuity Between Pinch Strip Connector Terminal 2 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.